30%30% of the cars sold by car dealer a were blue. 50%50% of the cars sold by car dealer b were blue. which statement must be true?

How many real-number solutions does the equation have? -4x^2 + 10x + 6 = 0 a. no solutions b. two solutions c. infinitely many solutions d. one solution

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25